Roy Foss Thornhill Chevrolet Buick GMC Cadillac

Established in 1962, Roy Foss Motors Ltd. owns and operates two of the largest General Motors dealership franchises in Canada. Our dealerships sell and service an award-winning lineup of cars, vans, SUVs, and trucks from Chevrolet, Buick, GMC, and Cadillac. We also sell and service a compelling lineup of off-make pre-owned vehicles from a variety of other manufacturers. Roy Foss Motors is a landmark destination for competitively priced, high-quality maintenance and repair services. Our customer-centric business philosophy, driven by progressive programs like the Roy Foss 10-Point Pledge, has earned us a loyal following in the Greater Toronto Area